tx 0x9041be630ee007ffcfee203e0f067c493b7db80e82963a8f3be4ec2a11648dabCopy

order would be filled (post-only rejected)

{
  "ModifyOrder": {
    "new_size": 3915329096,
    "order_id": 388375041,
    "new_price": 6348000000
  }
}